remove stale comment
Start decoupling amqp server functionality from specific
medusa glaicer functionality, for reuse.
More work towards separating the amqp server aspects from the
amazon glacier specifics.
Take care of JSON parse failure
Use constants for messages
Additional refactoring.
Change name of file.
Move a bit of functionality.
Put default in parameter list.
Take default back out of parameter list.
Remove unused templates
Remove unused requires